<template>
    <div class="expertise-list-container">
        <!-- 搜索筛选区域 -->
        <div class="search-section">
            <el-card shadow="never" class="search-card">
                <div class="search-content">
                    <div class="search-left">
                        <el-form :model="searchForm" :inline="true" class="search-form">
                            <el-form-item label="领域名称:">
                                <el-input 
                                    v-model="searchForm.domainName" 
                                    placeholder="输入领域名称" 
                                    clearable
                                    style="width: 200px"
                                />
                            </el-form-item>
                        </el-form>
                    </div>
                    <div class="search-right">
                        <el-button type="primary" @click="handleSearch">查询结果</el-button>
                        <el-button @click="handleReset">重置</el-button>
                    </div>
                </div>
            </el-card>
        </div>

        <!-- 新增领域按钮 -->
        <div class="add-section">
            <el-button type="primary" @click="handleAddExpertise">新增领域</el-button>
        </div>

        <!-- 数据表格区域 -->
        <div class="table-section">
            <el-card shadow="never" class="table-card">
                <el-table 
                    :data="tableData" 
                    v-loading="loading"
                    stripe
                    border
                    style="width: 100%"
                >
                    <el-table-column type="index" label="序号" width="80" align="center" />
                    <el-table-column prop="domainName" label="领域名称" />
                    <el-table-column prop="sortOrder" label="排序" />
                    <el-table-column prop="remark" label="备注" />
                    <el-table-column prop="createTime" label="创建时间" width="180">
                        <template #default="{ row }">
                            {{ formatTime(row.createTime) }}
                        </template>
                    </el-table-column>
                    <el-table-column label="操作" width="200" align="center" fixed="right">
                        <template #default="{ row }">
                            <el-button type="primary" size="small" @click="handleEdit(row)">编辑</el-button>
                            <el-button type="danger" size="small" @click="handleDelete(row)">删除</el-button>
                        </template>
                    </el-table-column>
                </el-table>
            </el-card>
        </div>

        <!-- 分页区域 -->
        <div class="pagination-section">
            <el-card shadow="never" class="pagination-card">
                <div class="pagination-content">
                    <div class="pagination-info">
                        <span>总共{{ pagination.total }}条记录,当前在第{{ pagination.current }}页</span>
                    </div>
                    <el-pagination
                        v-model:current-page="pagination.current"
                        :page-size="pagination.size"
                        :total="pagination.total"
                        :page-sizes="[10, 20, 50, 100]"
                        layout="prev, pager, next, jumper"
                        @current-change="handlePageChange"
                        @size-change="handleSizeChange"
                    />
                </div>
            </el-card>
        </div>
    </div>
</template>

<script setup lang="ts">
import { ref, reactive, onMounted } from 'vue';
import { useRouter } from 'vue-router';
import { ElMessage, ElMessageBox } from 'element-plus';
import { getExpertiseDomainPage, deleteExpertiseDomain } from '@/api/system/expertiseDomain';
import { formatTime } from '@/utils/time';

const router = useRouter();

// 搜索表单
const searchForm = reactive({
    domainName: '',
    domainCode: ''
});


// 表格数据
const loading = ref(false);
const tableData = ref([]);

// 分页数据
const pagination = reactive({
    current: 1,
    size: 10,
    total: 0
});

// 加载数据
const loadData = async () => {
    try {
        loading.value = true;
        const params = {
            current: pagination.current,
            size: pagination.size,
            ...(searchForm.domainName && { domainName: searchForm.domainName }),
            ...(searchForm.domainCode && { domainCode: searchForm.domainCode })
        };
        
        console.log('请求参数:', params);
        
        const response = await getExpertiseDomainPage(params);
        console.log('API响应:', response);
        
        const responseData = response as any;
        if (responseData && responseData.code === 200 && responseData.data) {
            tableData.value = responseData.data.records || responseData.data.list || [];
            pagination.total = responseData.data.total || responseData.data.pageTotal || 0;
            
            if (tableData.value.length === 0) {
                ElMessage.info('暂无专业领域数据');
            }
        } else {
            const errorMsg = (responseData && (responseData.msg || responseData.message)) || '获取专业领域数据失败';
            ElMessage.error(errorMsg);
            tableData.value = [];
            pagination.total = 0;
        }
    } catch (error) {
        console.error('加载数据失败:', error);
        ElMessage.error('网络错误，请稍后重试');
        tableData.value = [];
        pagination.total = 0;
    } finally {
        loading.value = false;
    }
};

// 搜索方法
const handleSearch = () => {
    pagination.current = 1;
    loadData();
};

// 重置搜索
const handleReset = () => {
    searchForm.domainName = '';
    searchForm.domainCode = '';
    pagination.current = 1;
    loadData();
};

// 分页方法
const handlePageChange = (page: number) => {
    pagination.current = page;
    loadData();
};

const handleSizeChange = (size: number) => {
    pagination.size = size;
    pagination.current = 1;
    loadData();
};

// 新增领域
const handleAddExpertise = () => {
    router.push('/expertise-form');
};

// 编辑领域
const handleEdit = (row: any) => {
    router.push(`/expertise-form/${row.id}`);
};

// 删除领域
const handleDelete = (row: any) => {
    ElMessageBox.confirm(
        `确定要删除领域 "${row.domainName}" 吗？`,
        '删除确认',
        {
            confirmButtonText: '确定',
            cancelButtonText: '取消',
            type: 'warning',
        }
    ).then(async () => {
        try {
            loading.value = true;
            await deleteExpertiseDomain(row.id);
            ElMessage.success('删除成功');
            // 删除成功后重新加载数据
            await loadData();
        } catch (error) {
            console.error('删除失败:', error);
            ElMessage.error('删除失败，请稍后重试');
        } finally {
            loading.value = false;
        }
    }).catch(() => {
        ElMessage.info('已取消删除');
    });
};

// 页面初始化
onMounted(() => {
    loadData();
});
</script>

<style scoped>
.expertise-list-container {
    padding: 20px;
    background-color: #f5f5f5;
    min-height: 100vh;
}

/* 搜索区域 */
.search-section {
    margin-bottom: 20px;
}

/* 新增按钮区域 */
.add-section {
    margin-bottom: 20px;
}

.search-card {
    border-radius: 8px;
}

.search-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

.search-left {
    flex-grow: 1;
}

.search-form {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.search-form .el-form-item {
    margin-bottom: 0;
}

.search-right {
    display: flex;
    gap: 10px;
}

/* 表格区域 */
.table-section {
    margin-bottom: 20px;
}

.table-card {
    border-radius: 8px;
}

/* 分页区域 */
.pagination-section {
    margin-bottom: 20px;
}

.pagination-card {
    border-radius: 8px;
}

.pagination-content {
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    gap: 20px;
    align-items: center;
    padding: 20px;
}

.pagination-info {
    color: #606266;
    font-size: 14px;
}

/* Element Plus 组件样式覆盖 */
:deep(.el-card__body) {
    padding: 0;
}

:deep(.el-table) {
    border-radius: 8px;
    overflow: hidden;
}

:deep(.el-table th) {
    background-color: #fafafa;
    color: #606266;
    font-weight: 600;
}

:deep(.el-table td) {
    padding: 12px 0;
}

:deep(.el-table--border) {
    border: 1px solid #ebeef5;
}

:deep(.el-table--striped .el-table__body tr.el-table__row--striped td) {
    background: #fafafa;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .expertise-list-container {
        padding: 10px;
    }
    
    .search-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .search-form {
        width: 100%;
    }
    
    .search-right {
        width: 100%;
        justify-content: flex-start;
    }
    
    .pagination-content {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
}
</style>
